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- If a different refrigerant or air is mixed with the original refrigerant, the re-
frigerant cycle may malfunction and the unit may be damaged.
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- Consult the dealer regarding the appropriate measures to prevent the safety
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other heat source, it may generate noxious gases.
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- The old refrigerant and refrigerator oil in the existing piping contains a
large amount of chlorine which may cause the refrigerator oil of the new
unit to deteriorate.
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- Contaminants on the inside of the refrigerant piping may cause the refrig-
erant residual oil to deteriorate.
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- If dust, dirt, or water enters the refrigerant cycle, deterioration of the oil and
compressor trouble may result.
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- The refrigerator oil will degrade if it is mixed with a large amount of mineral
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- If gas refrigerant is used to seal the system, the composition of the refrig-
erant in the cylinder will change and performance may drop.
1. Safety precautions ........................................................................................
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1.3. Before getting installed .............................................................. 10
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2. Indoor unit accessories .............................................................................. 10
3. Selecting an installation site ....................................................................... 10
3.1. Securing installation and service space .................................... 11
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7. Electrical wiring .......................................................................................... 12
7.1. Power supply wiring .................................................................. 12
7.2. Connecting remote controller, indoor and outdoor transmission
cables ........................................................................................ 13
7.3. Connecting electrical connections ............................................. 13
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8. Remote Controller Operation Problems and Solutions ..............................
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10. Separating the top and bottom of the unit ..................................................